package io.datajek.springbasics.movierecommendersystem.lesson8;
import java.util.Set;

import org.springframework.beans.factory.config.ConfigurableBeanFactory;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;

@Component
//@Qualifier("CF")
//@Primary
@Scope(ConfigurableBeanFactory.SCOPE_PROTOTYPE)
public class CollaborativeFilter implements Filter {
    public CollaborativeFilter() {
        super();
        System.out.println("collaborative filter constructor called");
    }

    //getRecommendations将一部电影作为输入，并返回类似电影的列表。
    public String[] getRecommendations(String movie) {
        //基于协作过滤器的逻辑
        return new String[] {"Finding Nemo", "Ice Age", "Toy Story"};
    }
}

